| australia | | piper caninum | species | 1 | 0 |
| australia | | piper hederaceum var. hederaceum | varietas | 1 | 0 |
| australia | | piper umbellatum | species | 1 | 0 |
| australia | new south wales | piper auritum | species | 2 | 0 |
| australia | new south wales | piper betle | species | 2 | 0 |
| australia | new south wales | piper magnificum | species | 2 | 0 |
| australia | queensland | piper hederaceum | species | 2 | 0 |
| belize | | piper tuberculatum | species | 1 | 0 |
| brazil | | piper cernuum | species | 1 | 0 |
| brazil | | piper cf. cernuum hatschbach 46665 | species | 1 | 0 |
| brazil | | piper cf. gigantifolium mori 12866 | species | 1 | 0 |
| brazil | | piper coccoloboides | species | 1 | 0 |
| brazil | | piper gaudichaudianum | species | 47 | 0 |
| brazil | | piper gigantifolium | species | 1 | 0 |
| brazil | | piper malacophyllum | species | 9 | 0 |
| brazil | | piper pseudopothifolium | species | 1 | 0 |
| brazil | | piper regnellii | species | 37 | 0 |
| brazil | | piper truncatum | species | 1 | 0 |
| brazil | rio de janeiro | piper chimonanthifolium | species | 2 | 0 |
| brazil | rio de janeiro | piper crassinervium | species | 2 | 0 |
| brazil | rio de janeiro | piper goesii | species | 2 | 0 |
| brazil | rio de janeiro | piper lagoaense | species | 2 | 0 |
| brazil | rio de janeiro | piper malacophyllum | species | 2 | 0 |
| brazil | rio de janeiro | piper mollicomum | species | 2 | 0 |
| brazil | rio de janeiro | piper mosenii | species | 2 | 0 |
| brazil | rio de janeiro | piper sp. et4126 | species | 676 | 0 |
| brazil | rio de janeiro | piper vicosanum | species | 2 | 0 |
| brazil | sao paulo | piper amalago | species | 2 | 0 |
| brazil | sao paulo | piper arboreum | species | 2 | 0 |
| brazil | sao paulo | piper caldense | species | 2 | 0 |
| brazil | sao paulo | piper cernuum | species | 2 | 0 |
| brazil | sao paulo | piper gaudichaudianum | species | 2 | 0 |
| brazil | sao paulo | piper pseudopothifolium | species | 3 | 0 |
| brazil | sao paulo | piper solmsianum | species | 3 | 0 |
| brazil | sao paulo | piper sp. et4147 | species | 2 | 0 |
| brazil | sao paulo | piper ubatubense | species | 3 | 0 |
| cameroon | east region | piper capense | species | 1 | 0 |
| china | | piper flaviflorum | species | 3 | 0 |
| china | | piper nigrum | species | 150 | 0 |
| china | | piper sp. mr-2013 | species | 1 | 0 |
| china | hainan | piper nigrum | species | 2 | 0 |
| china | hubei | piper bambusifolium | species | 2 | 0 |
| china | yunnan | piper sp. mr-2013 | species | 3 | 0 |
| colombia | | piper begoniicolor | species | 1 | 0 |
| colombia | | piper cf. cabellense fonnegra 2697 | species | 1 | 0 |
| colombia | | piper cf. pulchrum gentry 65422 | species | 1 | 0 |
| colombia | | piper cogolloi | species | 1 | 0 |
| colombia | | piper decorticans | species | 1 | 0 |
| colombia | | piper fonteboanum | species | 1 | 0 |
| colombia | antioquia department | piper arboreum | species | 1 | 0 |
| colombia | antioquia department | piper archeri | species | 1 | 0 |
| colombia | antioquia department | piper cocornanum | species | 1 | 0 |
| colombia | antioquia department | piper darienense | species | 1 | 0 |
| colombia | antioquia department | piper tomas-albertoi | species | 5 | 0 |
| colombia | choco department | piper appendiculatum | species | 1 | 0 |
| colombia | choco department | piper arieianum | species | 1 | 0 |
| colombia | choco department | piper augustum | species | 1 | 0 |
| colombia | choco department | piper auritum | species | 1 | 0 |
| colombia | choco department | piper basilobatum | species | 1 | 0 |
| colombia | choco department | piper cararense | species | 1 | 0 |
| colombia | choco department | piper cavendishioides | species | 1 | 0 |
| colombia | choco department | piper cinereum | species | 1 | 0 |
| colombia | choco department | piper confertinodum | species | 1 | 0 |
| colombia | choco department | piper flagellicuspe | species | 1 | 0 |
| colombia | choco department | piper friedrichsthalii | species | 1 | 0 |
| colombia | choco department | piper garagaranum | species | 1 | 0 |
| colombia | choco department | piper gesnerioides | species | 1 | 0 |
| colombia | choco department | piper hispidum | species | 1 | 0 |
| colombia | choco department | piper imperiale | species | 1 | 0 |
| colombia | choco department | piper longispicum | species | 1 | 0 |
| colombia | choco department | piper multiplinervium | species | 1 | 0 |
| colombia | choco department | piper munchanum | species | 1 | 0 |
| colombia | choco department | piper obovatum | species | 1 | 0 |
| colombia | choco department | piper oxystachyum | species | 1 | 0 |
| colombia | choco department | piper pedunculatum | species | 1 | 0 |
| colombia | choco department | piper peltatum | species | 1 | 0 |
| colombia | choco department | piper phytolaccifolium | species | 1 | 0 |
| colombia | choco department | piper pulchrum | species | 1 | 0 |
| colombia | choco department | piper reticulatum | species | 1 | 0 |
| colombia | choco department | piper sabaletasanum | species | 1 | 0 |
| colombia | choco department | piper spoliatum | species | 1 | 0 |
| colombia | choco department | piper subglabribracteatum | species | 1 | 0 |
| colombia | choco department | piper subpedale | species | 1 | 0 |
| colombia | choco department | piper terryae | species | 1 | 0 |
| colombia | choco department | piper umbricola | species | 1 | 0 |
| colombia | choco department | piper unispicatum | species | 8 | 0 |
| colombia | narino department | piper filistilum | species | 1 | 0 |
| colombia | narino department | piper trianae | species | 13 | 0 |
| colombia | valle del cauca department | piper aduncum | species | 1 | 0 |
| colombia | valle del cauca department | piper brachypodon | species | 1 | 0 |
| colombia | valle del cauca department | piper cajambrense | species | 1 | 0 |
| colombia | valle del cauca department | piper chuarense | species | 1 | 0 |
| colombia | valle del cauca department | piper colligatispicum | species | 1 | 0 |
| colombia | valle del cauca department | piper hartwegianum | species | 1 | 0 |
| colombia | valle del cauca department | piper marequitense | species | 1 | 0 |
| colombia | valle del cauca department | piper ottoniifolium | species | 1 | 0 |
| colombia | valle del cauca department | piper tricuspe | species | 1 | 0 |
| colombia | valle del cauca department | piper yanaconasense | species | 2 | 0 |
| cook islands | | piper methysticum | species | 1 | 0 |
| costa rica | | piper aereum | species | 1 | 0 |
| costa rica | | piper arboreum | species | 1 | 0 |
| costa rica | | piper auritifolium | species | 1 | 0 |
| costa rica | | piper biseriatum | species | 3 | 0 |
| costa rica | | piper calcariformis | species | 1 | 0 |
| costa rica | | piper cenocladum | species | 2 | 0 |
| costa rica | | piper euryphyllum | species | 2 | 0 |
| costa rica | | piper fimbriulatum | species | 2 | 0 |
| costa rica | | piper gibbosum | species | 2 | 0 |
| costa rica | | piper hebetifolium | species | 2 | 0 |
| costa rica | | piper imperiale | species | 3 | 0 |
| costa rica | | piper maxonii | species | 1 | 0 |
| costa rica | | piper melanocladum | species | 1 | 0 |
| costa rica | | piper obliquum | species | 3 | 0 |
| costa rica | | piper sagittifolium | species | 2 | 0 |
| costa rica | alajuela province | piper hispidum | species | 2 | 0 |
| costa rica | cartago province | piper epigynium | species | 2 | 0 |
| costa rica | heredia province | piper arcteacuminatum | species | 2 | 0 |
| costa rica | heredia province | piper culebranum | species | 4 | 0 |
| costa rica | heredia province | piper hispidum | species | 3 | 0 |
| costa rica | heredia province | piper peracuminatum | species | 2 | 0 |
| costa rica | heredia province | piper silvivagum | species | 6 | 0 |
| costa rica | heredia province | piper sp. et3536 | species | 6 | 0 |
| costa rica | heredia province | piper tonduzii | species | 2 | 0 |
| costa rica | heredia province | piper urostachyum | species | 1 | 0 |
| costa rica | heredia province | piper xanthostachyum | species | 2 | 0 |
| costa rica | puntarenas province | piper bredemeyeri | species | 2 | 0 |
| costa rica | puntarenas province | piper callosum | species | 2 | 0 |
| costa rica | puntarenas province | piper chrysostachyum | species | 2 | 0 |
| costa rica | puntarenas province | piper colonense | species | 2 | 0 |
| costa rica | puntarenas province | piper cyphophyllum | species | 2 | 0 |
| costa rica | puntarenas province | piper friedrichsthalii | species | 2 | 0 |
| costa rica | puntarenas province | piper gaudichaudianum | species | 2 | 0 |
| costa rica | puntarenas province | piper hispidum | species | 1 | 0 |
| costa rica | puntarenas province | piper zacatense | species | 7 | 0 |
| costa rica | san jose province | piper lanceifolium | species | 2 | 0 |
| ecuador | | piper bellidifolium | species | 1 | 0 |
| ecuador | | piper candollei | species | 1 | 0 |
| ecuador | | piper cf. cajambrense lugo 210 | species | 1 | 0 |
| ecuador | | piper cf. subglabribracteatum boom 2608 | species | 1 | 0 |
| ecuador | | piper longepilosum | species | 1 | 0 |
| ecuador | | piper lunulibracteatum | species | 1 | 0 |
| ecuador | | piper marsupiiferum | species | 2 | 0 |
| ecuador | | piper obtusilimbum | species | 2 | 0 |
| ecuador | | piper pseudonobile | species | 2 | 0 |
| ecuador | | piper sp. tepe 1414 | species | 1 | 0 |
| ecuador | | piper sp. tepe 1418 | species | 1 | 0 |
| ecuador | | piper sp. tepe 1448 | species | 1 | 0 |
| ecuador | | piper sp. tepe 1597 | species | 1 | 0 |
| ecuador | | piper squamulosum | species | 2 | 0 |
| ecuador | esmeraldas province | piper albozonatum | species | 1 | 0 |
| ecuador | esmeraldas province | piper marginatum | species | 1 | 0 |
| ecuador | esmeraldas province | piper perpusillum | species | 1 | 0 |
| ecuador | esmeraldas province | piper schuppii | species | 1 | 0 |
| ecuador | esmeraldas province | piper sp. 1 maj-674 | species | 1 | 0 |
| ecuador | esmeraldas province | piper tuberculatum | species | 1 | 0 |
| ecuador | esmeraldas province | piper villosum | species | 1 | 0 |
| ecuador | napo province | piper baezense | species | 1 | 0 |
| ecuador | napo province | piper longicaudatum | species | 2 | 0 |
| ecuador | napo province | piper sp. et2959 | species | 3 | 0 |
| french guiana | | piper arboreum | species | 1 | 0 |
| french polynesia | | piper methysticum | species | 0 | 1 |
| ghana | | piper guineense | species | 5 | 0 |
| guyana | | piper bartlingianum | species | 1 | 0 |
| india | | piper argyrophyllum | species | 2 | 0 |
| india | | piper attenuatum | species | 10 | 0 |
| india | | piper barberi | species | 2 | 0 |
| india | | piper betle | species | 7 | 0 |
| india | | piper betloides | species | 1 | 0 |
| india | | piper colubrinum | species | 15 | 0 |
| india | | piper galeatum | species | 25 | 0 |
| india | | piper griffithii | species | 1 | 0 |
| india | | piper hymenophyllum | species | 8 | 0 |
| india | | piper longum | species | 6 | 0 |
| india | | piper mullesua | species | 9 | 0 |
| india | | piper nigrum | species | 86 | 0 |
| india | | piper ornatum | species | 10 | 0 |
| india | | piper pedicellatum | species | 1 | 0 |
| india | | piper ribesioides | species | 2 | 0 |
| india | | piper sarmentosum | species | 3 | 0 |
| india | | piper sylvaticum | species | 1 | 0 |
| india | | piper thomsonii | species | 2 | 0 |
| india | | piper trichostachyon | species | 5 | 0 |
| india | | piper umbellatum | species | 2 | 0 |
| india | | piper wightii | species | 5 | 0 |
| india | assam | piper nigrum | species | 0 | 1 |
| india | karnataka | piper attenuatum | species | 2 | 0 |
| india | karnataka | piper nigrum | species | 2 | 0 |
| india | karnataka | piper retrofractum | species | 1 | 0 |
| india | karnataka | piper sarmentosum | species | 1 | 0 |
| india | kerala | piper attenuatum | species | 2 | 0 |
| india | kerala | piper betle | species | 2 | 0 |
| india | kerala | piper nigrum | species | 3 | 1 |
| india | maharashtra | piper nigrum | species | 1 | 0 |
| india | west bengal | piper betle | species | 0 | 1 |
| indonesia | | piper abbreviatum | species | 26 | 0 |
| indonesia | | piper baccatum | species | 6 | 0 |
| indonesia | | piper betle | species | 22 | 0 |
| indonesia | | piper caninum | species | 29 | 0 |
| indonesia | | piper celtidiforme | species | 7 | 0 |
| indonesia | | piper cubeba | species | 9 | 0 |
| indonesia | | piper decumanum | species | 4 | 0 |
| indonesia | | piper gibbilimbum | species | 8 | 0 |
| indonesia | | piper macropiper | species | 15 | 0 |
| indonesia | | piper majusculum | species | 15 | 0 |
| indonesia | | piper methysticum | species | 5 | 0 |
| indonesia | | piper mollissimum | species | 5 | 0 |
| indonesia | | piper muricatum | species | 8 | 0 |
| indonesia | | piper nigrum | species | 12 | 0 |
| indonesia | | piper porphyrophyllum | species | 12 | 0 |
| indonesia | | piper quinqueangulatum | species | 14 | 0 |
| indonesia | | piper recurvum | species | 1 | 0 |
| indonesia | | piper retrofractum | species | 7 | 0 |
| indonesia | | piper sarmentosum | species | 10 | 0 |
| indonesia | | piper sp. ra 01 | species | 1 | 0 |
| indonesia | | piper truncatibaccum | species | 5 | 0 |
| indonesia | | piper umbellatum | species | 1 | 0 |
| indonesia | east java province | piper nigrum | species | 0 | 1 |
| indonesia | jambi province | piper baccatum | species | 1 | 0 |
| indonesia | jambi province | piper betle | species | 1 | 0 |
| indonesia | jambi province | piper caninum | species | 9 | 0 |
| indonesia | jambi province | piper cubeba | species | 1 | 0 |
| indonesia | jambi province | piper macropiper | species | 1 | 0 |
| indonesia | jambi province | piper recurvum | species | 1 | 0 |
| indonesia | jambi province | piper retrofractum | species | 2 | 0 |
| indonesia | jambi province | piper sp. ra 01 | species | 1 | 0 |
| indonesia | jambi province | piper umbellatum | species | 1 | 0 |
| indonesia | west java province | piper aduncum | species | 1 | 0 |
| indonesia | west java province | piper betle | species | 3 | 0 |
| indonesia | west java province | piper caninum | species | 3 | 0 |
| indonesia | west java province | piper hispidum | species | 2 | 0 |
| indonesia | west java province | piper macropiper | species | 1 | 0 |
| indonesia | west java province | piper mollissimum | species | 1 | 0 |
| indonesia | west java province | piper muricatum | species | 1 | 0 |
| indonesia | west java province | piper nigrum | species | 1 | 1 |
| indonesia | west java province | piper recurvum | species | 1 | 0 |
| indonesia | west java province | piper retrofractum | species | 1 | 0 |
| indonesia | west java province | piper sarmentosum | species | 1 | 0 |
| indonesia | west java province | piper sp. ra 06 | species | 1 | 0 |
| indonesia | west java province | piper sp. ra 19 | species | 1 | 0 |
| indonesia | west java province | piper sp. ra 33 | species | 1 | 0 |
| indonesia | west java province | piper sp. ra 34 | species | 1 | 0 |
| indonesia | west nusa tenggara province | piper sp. sh-2010 | species | 4 | 0 |
| indonesia | west papua province | piper sp. a3-003 | species | 1 | 0 |
| japan | | piper kadsura | species | 8 | 0 |
| japan | kagoshima prefecture | piper kadsura | species | 4 | 0 |
| japan | miyazaki prefecture | piper kadsura | species | 1 | 0 |
| latvia | | piper sylvaticum | species | 1 | 0 |
| malaysia | | piper argyrites | species | 5 | 0 |
| malaysia | | piper betle | species | 4 | 0 |
| malaysia | | piper caninum | species | 5 | 0 |
| malaysia | | piper macropiper | species | 8 | 0 |
| malaysia | | piper mollissimum | species | 4 | 0 |
| malaysia | | piper muricatum | species | 12 | 0 |
| malaysia | | piper nigrum | species | 8 | 0 |
| malaysia | | piper porphyrophyllum | species | 5 | 0 |
| malaysia | | piper quinqueangulatum | species | 4 | 0 |
| malaysia | | piper retrofractum | species | 4 | 0 |
| malaysia | | piper ribesioides | species | 6 | 0 |
| malaysia | | piper sarmentosum | species | 2 | 0 |
| malaysia | perak | piper sarmentosum | species | 1 | 0 |
| malaysia | selangor | piper aduncum | species | 6 | 0 |
| malaysia | selangor | piper betle | species | 2 | 0 |
| malaysia | selangor | piper nigrum | species | 2 | 0 |
| malaysia | selangor | piper sarmentosum | species | 4 | 0 |
| mexico | | piper cf. obliquum dominguez s.n. | species | 1 | 0 |
| mexico | colima | piper brevipedicellatum | species | 5 | 0 |
| mexico | jalisco | piper cihuatlanense | species | 1 | 0 |
| mexico | jalisco | piper michelianum | species | 1 | 0 |
| mexico | oaxaca | piper umbellatum | species | 1 | 0 |
| micronesia | | piper betle | species | 0 | 1 |
| mozambique | manica province | piper capense | species | 1 | 0 |
| new caledonia | | piper austrocaledonicum | species | 6 | 0 |
| nicaragua | | piper aduncum | species | 1 | 0 |
| nicaragua | | piper aequale | species | 1 | 0 |
| nicaragua | | piper amalago | species | 1 | 0 |
| nicaragua | | piper arboreum | species | 1 | 0 |
| nicaragua | | piper augustum | species | 1 | 0 |
| nicaragua | | piper marginatum | species | 1 | 0 |
| nicaragua | | piper melanocladum | species | 1 | 0 |
| nicaragua | | piper obliquum | species | 1 | 0 |
| nicaragua | | piper peltatum | species | 1 | 0 |
| nicaragua | | piper pseudofuligineum | species | 1 | 0 |
| nicaragua | | piper tuberculatum | species | 2 | 0 |
| pakistan | | piper longum | species | 2 | 0 |
| panama | | piper aequale | species | 2 | 0 |
| panama | | piper arboreum | species | 4 | 0 |
| panama | | piper calcariformis | species | 1 | 0 |
| panama | | piper campanum | species | 2 | 0 |
| panama | | piper carrilloanum | species | 4 | 0 |
| panama | | piper cf. obliquum tepe 1022 | species | 1 | 0 |
| panama | | piper colonense | species | 1 | 0 |
| panama | | piper cordulatum | species | 5 | 0 |
| panama | | piper daguanum | species | 1 | 0 |
| panama | | piper fimbriulatum | species | 2 | 0 |
| panama | | piper gigas | species | 1 | 0 |
| panama | | piper perlasense | species | 3 | 0 |
| panama | | piper reticulatum | species | 1 | 0 |
| panama | | piper sasaimanum | species | 1 | 0 |
| panama | | piper tardans | species | 1 | 0 |
| panama | | piper tuberculatum | species | 1 | 0 |
| panama | bocas del toro province | piper culebranum | species | 2 | 0 |
| panama | chiriqui province | piper boquetense | species | 2 | 0 |
| panama | chiriqui province | piper concepcionis | species | 2 | 0 |
| panama | chiriqui province | piper lucigaudens | species | 2 | 0 |
| panama | chiriqui province | piper polytrichum | species | 2 | 0 |
| panama | cocle province | piper glabrescens | species | 2 | 0 |
| panama | cocle province | piper ottoniifolium | species | 2 | 0 |
| panama | colon province | piper pseudogaragaranum | species | 2 | 0 |
| panama | panama province | piper multiplinervium | species | 3 | 0 |
| panama | panama province | piper pubistipulum | species | 2 | 0 |
| panama | panama province | piper reticulatum | species | 1 | 0 |
| panama | panama province | piper schiedeanum | species | 1 | 0 |
| panama | panama province | piper sp. et4056 | species | 2 | 0 |
| panama | panama province | piper via-chicoense | species | 1 | 0 |
| papua new guinea | | piper gibbilimbum | species | 1 | 0 |
| papua new guinea | | piper macropiper | species | 1 | 0 |
| papua new guinea | | piper umbellatum | species | 1 | 0 |
| papua new guinea | morobe province | piper gibbilimbum | species | 3 | 0 |
| peru | | piper perareolatum | species | 1 | 0 |
| puerto rico | | piper amalago | species | 3 | 0 |
| puerto rico | | piper jacquemontianum | species | 4 | 0 |
| puerto rico | | piper marginatum | species | 2 | 0 |
| singapore | | piper betle | species | 4 | 0 |
| sri lanka | | piper nigrum | species | 2 | 0 |
| switzerland | schwyz region | piper methysticum | species | 0 | 1 |
| taiwan | | piper betle | species | 1 | 5 |
| tanzania | | piper peltatum | species | 1 | 0 |
| thailand | | piper argyrites | species | 7 | 0 |
| thailand | | piper betle | species | 3 | 0 |
| thailand | | piper betloides | species | 1 | 0 |
| thailand | | piper boehmeriifolium | species | 6 | 0 |
| thailand | | piper caninum | species | 6 | 0 |
| thailand | | piper colubrinum | species | 2 | 0 |
| thailand | | piper crocatum | species | 1 | 0 |
| thailand | | piper dominantinervium | species | 6 | 0 |
| thailand | | piper hongkongense | species | 6 | 0 |
| thailand | | piper khasianum | species | 6 | 0 |
| thailand | | piper kraense | species | 6 | 0 |
| thailand | | piper longum | species | 6 | 0 |
| thailand | | piper magnibaccum | species | 6 | 0 |
| thailand | | piper montium | species | 4 | 0 |
| thailand | | piper mutabile | species | 5 | 0 |
| thailand | | piper nigrum | species | 6 | 0 |
| thailand | | piper pedicellatum var. eglandulatum | varietas | 6 | 0 |
| thailand | | piper pendulispicum | species | 5 | 0 |
| thailand | | piper phuwuaense | species | 6 | 0 |
| thailand | | piper pilobracteatum | species | 12 | 0 |
| thailand | | piper polysyphonum | species | 6 | 0 |
| thailand | | piper protrusum | species | 5 | 0 |
| thailand | | piper retrofractum | species | 3 | 0 |
| thailand | | piper ribesioides | species | 3 | 0 |
| thailand | | piper sarmentosum | species | 10 | 0 |
| thailand | | piper semi-immersum | species | 1 | 0 |
| thailand | | piper submultinerve | species | 1 | 0 |
| thailand | | piper sylvaticum | species | 5 | 0 |
| thailand | | piper sylvestre | species | 6 | 0 |
| thailand | | piper thomsonii var. trichostigma | varietas | 3 | 0 |
| thailand | | piper tricolor | species | 1 | 0 |
| thailand | | piper umbellatum | species | 4 | 0 |
| thailand | | piper wallichii | species | 6 | 0 |
| thailand | | piper yinkiangense | species | 1 | 0 |
| thailand | chiang mai province | piper betle | species | 7 | 0 |
| thailand | chiang mai province | piper nigrum | species | 7 | 0 |
| thailand | chiang mai province | piper retrofractum | species | 8 | 0 |
| thailand | chiang mai province | piper sarmentosum | species | 6 | 0 |
| thailand | chiang mai province | piper wallichii | species | 7 | 0 |
| united states | | piper betle | species | 5 | 0 |
| united states | florida | piper auritum | species | 1 | 0 |
| united states | hawaii | piper methysticum | species | 0 | 1 |
| united states | missouri | piper jacquemontianum | species | 2 | 0 |
| united states | north carolina | piper betle | species | 3 | 0 |
| united states | north carolina | piper nigrum | species | 1 | 0 |
| venezuela | | piper caracasanum | species | 1 | 0 |
| vietnam | | piper lolot | species | 1 | 0 |
| vietnam | | piper nigrum | species | 2 | 0 |
| vietnam | binh duong province | piper nigrum | species | 1 | 0 |
| vietnam | binh phuoc province | piper nigrum | species | 2 | 0 |
| vietnam | dak lak province | piper nigrum | species | 7 | 0 |
| vietnam | dak nong province | piper nigrum | species | 2 | 0 |
| vietnam | dong nai province | piper nigrum | species | 17 | 0 |
| vietnam | gia lai province | piper nigrum | species | 4 | 0 |
| vietnam | ha noi city | piper hancei | species | 4 | 0 |
| vietnam | ha tinh province | piper bavinum | species | 1 | 0 |
| vietnam | ha tinh province | piper lolot | species | 11 | 0 |
| vietnam | kien giang province | piper nigrum | species | 4 | 0 |